Google Scholar provides a simple way to broadly search for scholarly literature. Sync Scholar to work with CMU's Find It system to access full text articles: https://libguides.cmich.edu/googleresources/googlescholar
PubMed comprises more than 22 million citations for biomedical literature from MEDLINE, life science journals, and online books. Citations may include links to full-text content from PubMed Central and publisher web sites.
Smart Search allows you to search millions of items simultaneously, including journal articles, books, streaming media, CMU Libraries Digital Collections, and legal, governmental, and archival materials.
The premier research platform to find and analyze scholarly research literature on Sciences, Social Sciences, Arts, and Humanities. Includes proceedings of international conferences, symposia, seminars, colloquia, workshops, and conventions.